Method and communication system for limiting the functionality of an electronic device
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United States of America Patent
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Sep 6, 2011
Grant Date -
Dec 17, 2009
app pub date -
Jun 17, 2008
filing date -
Jun 17, 2008
priority date (Note) -
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Abstract
Embodiments of the present invention recite a method and system for limiting the functionality of a mobile electronic device. In one embodiment, a Global Navigation Satellite System (GNSS) receiver configured to determine a GNSS Doppler frequency shift measurement corresponding to a GNSS signal. A control component is configured to control an operation of the mobile electronic device in response to a control signal which is generated when the GNSS Doppler frequency shift measurement is used to determine that the speed of the mobile electronic device exceeds a speed threshold.
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